Understanding OSPF Redistribution - Tutorials<\/title>\n<meta name=\"description\" content=\"understanding ospf redistribution, lsa 4, lsa 5, forwarding address, E1 and E2 routes and configuring ospf redistribution\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.zframez.com\/articles\/routing\/understanding-ospf-redistribution\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Understanding OSPF Redistribution - Tutorials\" \/>\n<meta property=\"og:description\" content=\"understanding ospf redistribution, lsa 4, lsa 5, forwarding address, E1 and E2 routes and configuring ospf redistribution\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.zframez.com\/articles\/routing\/understanding-ospf-redistribution\" \/>\n<meta property=\"og:site_name\" content=\"Tutorials\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/zframez\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-08-02T15:13:14+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-09-13T05:02:47+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/08\/Redistribution-from-EIGRP-to-RIP-1024x515.png\" \/>\n<meta name=\"author\" content=\"sajith achipra\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@zframez\" \/>\n<meta name=\"twitter:site\" content=\"@zframez\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"sajith achipra\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.zframez.com\\\/articles\\\/routing\\\/understanding-ospf-redistribution#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.zframez.com\\\/articles\\\/routing\\\/understanding-ospf-redistribution\"},\"author\":{\"name\":\"sajith achipra\",\"@id\":\"https:\\\/\\\/www.zframez.com\\\/articles\\\/#\\\/schema\\\/person\\\/8b3b88007644501771d2452d3cc80f41\"},\"headline\":\"Understanding OSPF Redistribution\",\"datePublished\":\"2024-08-02T15:13:14+00:00\",\"dateModified\":\"2024-09-13T05:02:47+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.zframez.com\\\/articles\\\/routing\\\/understanding-ospf-redistribution\"},\"wordCount\":1112,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.zframez.com\\\/articles\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.zframez.com\\\/articles\\\/routing\\\/understanding-ospf-redistribution#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.zframez.com\\\/articles\\\/wp-content\\\/uploads\\\/2024\\\/08\\\/Redistribution-from-EIGRP-to-RIP-1024x515.png\",\"keywords\":[\"cisco ospf redistribution commands\",\"configuring redistribution in ospf\",\"ospf e1 routes\",\"ospf e2 routes\",\"ospf lsa 4\",\"ospf lsa 5\",\"ospf redistribution\",\"route redistribution in ospf\",\"what is ospf OE2 and OE1 metric type\",\"what is redistribution\"],\"articleSection\":[\"ospf\",\"routing\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.zframez.com\\\/articles\\\/routing\\\/understanding-ospf-redistribution#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.zframez.com\\\/articles\\\/routing\\\/understanding-ospf-redistribution\",\"url\":\"https:\\\/\\\/www.zframez.com\\\/articles\\\/routing\\\/understanding-ospf-redistribution\",\"name\":\"Understanding OSPF Redistribution - 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In this one, we\u2019ll go through the various OSPF commands related to redistribution. We\u2019ll walk through a step-by-step process to configure redistribution in OSPF, focusing on scenarios like\u2026","rel":"","context":"In "ospf"","block_context":{"text":"ospf","link":"https:\/\/www.zframez.com\/articles\/category\/routing\/ospf"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/08\/OSPF-Redistribution-Topology-3.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/08\/OSPF-Redistribution-Topology-3.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/08\/OSPF-Redistribution-Topology-3.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/08\/OSPF-Redistribution-Topology-3.png?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/08\/OSPF-Redistribution-Topology-3.png?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/08\/OSPF-Redistribution-Topology-3.png?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":292,"url":"https:\/\/www.zframez.com\/articles\/routing\/ospf-configuration-example","url_meta":{"origin":474,"position":1},"title":"OSPF Configuration Example 1: Adjacency Formation Between Two Cisco Routers","author":"sajith achipra","date":"July 19, 2024","format":false,"excerpt":"Table of Contents OSPF Configuration Example 1: Adjacency Formation Between Two Cisco Routers Configuration Procedure About OSPF Configuration Why use loopback interfaces? OSPF Configuration Commands Adjacency Verification Understanding the \"show\" commands OSPF Configuration Example 1: Adjacency Formation Between Two Cisco Routers In previous chapters, you learned key OSPF concepts like\u2026","rel":"","context":"In "ospf"","block_context":{"text":"ospf","link":"https:\/\/www.zframez.com\/articles\/category\/routing\/ospf"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/07\/OSPF-adjacency-topology.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/07\/OSPF-adjacency-topology.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/07\/OSPF-adjacency-topology.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/07\/OSPF-adjacency-topology.png?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/07\/OSPF-adjacency-topology.png?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/07\/OSPF-adjacency-topology.png?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":611,"url":"https:\/\/www.zframez.com\/articles\/routing\/ospf-configuration-example-multi-area-setup","url_meta":{"origin":474,"position":2},"title":"OSPF Configuration Example 2: Multi-Area Setup","author":"sajith achipra","date":"August 18, 2024","format":false,"excerpt":"Configuring OSPF with Multiple Areas : Earlier, we covered how to configure OSPF with two routers in the same area. In this guide, we'll walk through an example of configuring OSPF with multiple areas. Using four routers and three areas, we'll demonstrate the setup process. The objective of this exercise\u2026","rel":"","context":"In "ospf"","block_context":{"text":"ospf","link":"https:\/\/www.zframez.com\/articles\/category\/routing\/ospf"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/08\/Screenshot-2024-08-18-171023.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/08\/Screenshot-2024-08-18-171023.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/08\/Screenshot-2024-08-18-171023.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/08\/Screenshot-2024-08-18-171023.png?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/08\/Screenshot-2024-08-18-171023.png?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/08\/Screenshot-2024-08-18-171023.png?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":449,"url":"https:\/\/www.zframez.com\/articles\/routing\/ospf-configuration-examples-dr-bdr-election","url_meta":{"origin":474,"position":3},"title":"OSPF Configuration Example 3 : DR BDR election","author":"sajith achipra","date":"July 26, 2024","format":false,"excerpt":"Configuring OSPF DR and BDR with Interface Priority and Router ID In all shared networks like Ethernet, Frame Relay, and ATM, OSPF selects one router as the DR and another as the BDR. The DR reduces the number of adjacencies in these networks, preventing the flow of duplicate LSAs. You\u2026","rel":"","context":"In "ospf"","block_context":{"text":"ospf","link":"https:\/\/www.zframez.com\/articles\/category\/routing\/ospf"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/07\/ospf-topology-for-DR-BDR-election-with-priority.png?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/07\/ospf-topology-for-DR-BDR-election-with-priority.png?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/07\/ospf-topology-for-DR-BDR-election-with-priority.png?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/07\/ospf-topology-for-DR-BDR-election-with-priority.png?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.zframez.com\/articles\/wp-content\/uploads\/2024\/07\/ospf-topology-for-DR-BDR-election-with-priority.png?resize=1050%2C600&ssl=1 3x"},"classes":[]},{"id":415,"url":"https:\/\/www.zframez.com\/articles\/routing\/understanding-ospf-dr-bdr-election","url_meta":{"origin":474,"position":4},"title":"Understanding OSPF DR BDR Election","author":"sajith achipra","date":"July 24, 2024","format":false,"excerpt":"Table of Contents What is a Designated Router or DR? What is a Backup Designated Router or BDR? DR BDR Election Process Why does OSPF elect the BDR before the DR? What is a DR Other? What happens after the election? How BDR will know DR is alive? 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